docs: def login_open_sheet(email, password, spreadsheet):
  	"""Connect to Google Docs spreadsheet and return the first worksheet."""
  	try:
  		gc = gspread.login(email, password)
  		worksheet = gc.open(spreadsheet).sheet1
  		return worksheet
  	except:
  		print 'Unable to login and get spreadsheet.  Check email, password, spreadsheet name.'
  		sys.exit(1)